TABLE 3. Effects of Stress and Meditation on HRV Features (Sample Size = 15).
| Feature | Rest Mean± SEM | Stress Mean ± SEM | Trend | Meditation Mean ± SEM | Trend |
|---|---|---|---|---|---|
| SDNN | 68.96 (±8.32) | 66.86 (±5.70) |  |
80.46 (±6.10) |  |
| rMSSD | 64.12 (±10.5) | 61.59 (±9.23) |  |
67.51 (±9.08) |  |
| pNN50 | 17.89 (±4.25) | 13.85 (±3.05) |  |
15.52 (±3.17) |  |
| LF | 50.79 (±3.18) | 64.5 (±2.93)Δ |  |
62.57 (±2.51)* |  |
| HF | 48.86 (±3.16) | 34.29 (±2.92)Δ |  |
39.71 (±2.80)* |  |
| LF/HF | 1.18 (±0.18) | 2.18 (±0.26) |  |
1.68 (±0.15)* |  |
Δ
Significant difference between the rest and stress
*
Significant difference between the rest and meditation